Acquisition method (AMC)
3
FSC 1240 × WINDOW,OPTICAL INSTRUMENT
WINDOW,OPTICAL INSTRUMENT
1240-01-430-0379 FSC 1240
NSN 1240-01-430-0379 (also written 1240014300379; NIIN 01-430-0379) is a window, optical instrument in Federal Supply Class 1240, Optical Sighting and Ranging Equipment. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
R
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| WIDTH ABGL | INCHES MINIMUM 3.930 AND INCHES MAXIMUM 3.990 |
| THICKNESS ABNM | INCHES MINIMUM 3.500 AND INCHES MAXIMUM 3.560 |
| LENGTH ABRY | INCHES MINIMUM 7.060 AND INCHES MAXIMUM 7.120 |
| SURFACE FINISH AGYE | POLISHED |
| MATERIAL MATT | LOCATION NOT OTHERWISE SPECIFIED STEEL AND GLASS |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 10555714 | 56161 | GENERAL DYNAMICS LAND SYSTEMS CANADACORP |
| 12370302 | 02077 | MILLER-HOLZWARTH INC. |
| 12370302 | 0BK64 | OPTEX SYSTEMS, INC |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
$3,888.8889
Purchases
1
Total spend
$350,000
Oct 6, 2026
Last purchased
2 · 2.0/yr
Purchase records
$700,000
Total demand
$3,888.8889
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 6, 2026 | 90 | $3,888.8889 | $350,000 | OPTEX SYSTEMS, INC (0BK64) | Unknown | Source ↗ |
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Oct 6, 2026 | SPE7M127D60BX ↗ | OPTEX SYSTEMS, INC | — | $350,000 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
OPTEX SYSTEMS, INC
last award Oct 2026
GENERAL DYNAMICS LAND SYSTEMS CANADACORP
no award yet
no awards on record
Listed source MILLER-HOLZWARTH INC.
no award yet
no awards on record
Listed source OPTEX SYSTEMS, INC won the only award on record.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-26-U-6303 | Sep 22, 2026 | Oct 6, 2026 | 90 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-08.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WINDOW,OPTICAL INSTRUMENT." nsnexplorer.com, https://nsnexplorer.com/nsn/1240-01-430-0379/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/1240-01-430-0379/